Lucas Nogueira
2 years ago
parent
6940f74acd
commit
c34afb7187
@ -1,31 +1,34 @@
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// swift-tools-version:5.3
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// Copyright 2019-2023 Tauri Programme within The Commons Conservancy
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// SPDX-License-Identifier: Apache-2.0
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// SPDX-License-Identifier: MIT
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// The swift-tools-version declares the minimum version of Swift required to build this package.
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import PackageDescription
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let package = Package(
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name: "tauri-plugin-camera",
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platforms: [
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.iOS(.v11),
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],
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products: [
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// Products define the executables and libraries a package produces, and make them visible to other packages.
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.library(
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name: "tauri-plugin-camera",
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type: .static,
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targets: ["tauri-plugin-camera"]),
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],
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dependencies: [
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.package(name: "Tauri", path: "../.tauri/tauri-api")
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],
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targets: [
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// Targets are the basic building blocks of a package. A target can define a module or a test suite.
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// Targets can depend on other targets in this package, and on products in packages this package depends on.
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.target(
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name: "tauri-plugin-camera",
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dependencies: [
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.byName(name: "Tauri")
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],
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path: "Sources")
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]
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name: "tauri-plugin-camera",
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platforms: [
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.iOS(.v11)
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],
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products: [
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// Products define the executables and libraries a package produces, and make them visible to other packages.
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.library(
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name: "tauri-plugin-camera",
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type: .static,
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targets: ["tauri-plugin-camera"])
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],
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dependencies: [
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.package(name: "Tauri", path: "../.tauri/tauri-api")
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],
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targets: [
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// Targets are the basic building blocks of a package. A target can define a module or a test suite.
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// Targets can depend on other targets in this package, and on products in packages this package depends on.
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.target(
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name: "tauri-plugin-camera",
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dependencies: [
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.byName(name: "Tauri")
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],
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path: "Sources")
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]
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)
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@ -1,105 +1,112 @@
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import UIKit
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// Copyright 2019-2023 Tauri Programme within The Commons Conservancy
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// SPDX-License-Identifier: Apache-2.0
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// SPDX-License-Identifier: MIT
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import Photos
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import UIKit
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internal protocol CameraAuthorizationState {
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var authorizationState: String { get }
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var authorizationState: String { get }
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}
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extension AVAuthorizationStatus: CameraAuthorizationState {
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var authorizationState: String {
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switch self {
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case .denied, .restricted:
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return "denied"
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case .authorized:
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return "granted"
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case .notDetermined:
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fallthrough
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@unknown default:
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return "prompt"
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}
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var authorizationState: String {
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switch self {
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case .denied, .restricted:
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return "denied"
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case .authorized:
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return "granted"
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case .notDetermined:
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fallthrough
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@unknown default:
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return "prompt"
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}
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}
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}
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extension PHAuthorizationStatus: CameraAuthorizationState {
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var authorizationState: String {
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switch self {
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case .denied, .restricted:
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return "denied"
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case .authorized:
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return "granted"
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#if swift(>=5.3)
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// poor proxy for Xcode 12/iOS 14, should be removed once building with Xcode 12 is required
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case .limited:
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return "limited"
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#endif
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case .notDetermined:
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fallthrough
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@unknown default:
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return "prompt"
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}
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var authorizationState: String {
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switch self {
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case .denied, .restricted:
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return "denied"
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case .authorized:
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return "granted"
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#if swift(>=5.3)
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// poor proxy for Xcode 12/iOS 14, should be removed once building with Xcode 12 is required
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case .limited:
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return "limited"
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#endif
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case .notDetermined:
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fallthrough
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@unknown default:
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return "prompt"
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}
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}
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}
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internal extension PHAsset {
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/**
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extension PHAsset {
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/**
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Retrieves the image metadata for the asset.
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*/
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var imageData: [String: Any] {
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let options = PHImageRequestOptions()
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options.isSynchronous = true
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options.resizeMode = .none
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options.isNetworkAccessAllowed = false
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options.version = .current
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var imageData: [String: Any] {
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let options = PHImageRequestOptions()
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options.isSynchronous = true
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options.resizeMode = .none
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options.isNetworkAccessAllowed = false
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options.version = .current
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var result: [String: Any] = [:]
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_ = PHCachingImageManager().requestImageDataAndOrientation(for: self, options: options) { (data, _, _, _) in
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if let data = data as NSData? {
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let options = [kCGImageSourceShouldCache as String: kCFBooleanFalse] as CFDictionary
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if let imgSrc = CGImageSourceCreateWithData(data, options),
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let metadata = CGImageSourceCopyPropertiesAtIndex(imgSrc, 0, options) as? [String: Any] {
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result = metadata
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}
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}
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var result: [String: Any] = [:]
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_ = PHCachingImageManager().requestImageDataAndOrientation(for: self, options: options) {
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(data, _, _, _) in
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if let data = data as NSData? {
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let options = [kCGImageSourceShouldCache as String: kCFBooleanFalse] as CFDictionary
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if let imgSrc = CGImageSourceCreateWithData(data, options),
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let metadata = CGImageSourceCopyPropertiesAtIndex(imgSrc, 0, options) as? [String: Any]
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{
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result = metadata
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}
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return result
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}
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}
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return result
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}
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}
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internal extension UIImage {
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/**
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extension UIImage {
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/**
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Generates a new image from the existing one, implicitly resetting any orientation.
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Dimensions greater than 0 will resize the image while preserving the aspect ratio.
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*/
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func reformat(to size: CGSize? = nil) -> UIImage {
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let imageHeight = self.size.height
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let imageWidth = self.size.width
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// determine the max dimensions, 0 is treated as 'no restriction'
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var maxWidth: CGFloat
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if let size = size, size.width > 0 {
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maxWidth = size.width
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} else {
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maxWidth = imageWidth
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}
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let maxHeight: CGFloat
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if let size = size, size.height > 0 {
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maxHeight = size.height
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} else {
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maxHeight = imageHeight
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}
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// adjust to preserve aspect ratio
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var targetWidth = min(imageWidth, maxWidth)
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var targetHeight = (imageHeight * targetWidth) / imageWidth
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if targetHeight > maxHeight {
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targetWidth = (imageWidth * maxHeight) / imageHeight
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targetHeight = maxHeight
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}
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// generate the new image and return
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let format: UIGraphicsImageRendererFormat = UIGraphicsImageRendererFormat.default()
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format.scale = 1.0
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format.opaque = false
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let renderer = UIGraphicsImageRenderer(size: CGSize(width: targetWidth, height: targetHeight), format: format)
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return renderer.image { (_) in
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self.draw(in: CGRect(origin: .zero, size: CGSize(width: targetWidth, height: targetHeight)))
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}
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func reformat(to size: CGSize? = nil) -> UIImage {
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let imageHeight = self.size.height
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let imageWidth = self.size.width
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// determine the max dimensions, 0 is treated as 'no restriction'
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var maxWidth: CGFloat
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if let size = size, size.width > 0 {
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maxWidth = size.width
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} else {
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maxWidth = imageWidth
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}
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let maxHeight: CGFloat
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if let size = size, size.height > 0 {
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maxHeight = size.height
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} else {
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maxHeight = imageHeight
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}
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}
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// adjust to preserve aspect ratio
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var targetWidth = min(imageWidth, maxWidth)
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var targetHeight = (imageHeight * targetWidth) / imageWidth
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if targetHeight > maxHeight {
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targetWidth = (imageWidth * maxHeight) / imageHeight
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targetHeight = maxHeight
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}
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// generate the new image and return
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let format: UIGraphicsImageRendererFormat = UIGraphicsImageRendererFormat.default()
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format.scale = 1.0
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format.opaque = false
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let renderer = UIGraphicsImageRenderer(
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size: CGSize(width: targetWidth, height: targetHeight), format: format)
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return renderer.image { (_) in
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self.draw(in: CGRect(origin: .zero, size: CGSize(width: targetWidth, height: targetHeight)))
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}
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}
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}
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